/**
 * Trends Settings Admin Styles
 * Split view with list + editor + supplier picker
 */

/* === Split View Layout === */
.split-view {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: var(--spacing-4);
    height: calc(100vh - 140px);
    min-height: 500px;
}

/* === List Panel === */
.list-panel {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.list-header {
    padding: var(--spacing-3);
    border-bottom: 1px solid var(--border-color);
}

.list-header .search-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--bg-secondary);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-md);
}

.list-header .search-box input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    flex: 1;
    outline: none;
}

.list-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-2);
}

.list-item {
    padding: var(--spacing-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    margin-bottom: var(--spacing-2);
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.list-item:hover {
    background: var(--bg-hover);
}

.list-item.active {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--primary);
}

.list-item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-1);
}

.list-item-number {
    font-family: monospace;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.85rem;
}

.list-item-name {
    font-weight: 600;
    color: var(--text-primary);
}

.list-item-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-1);
}

.list-item-status {
    display: flex;
    gap: var(--spacing-1);
    flex-wrap: wrap;
}

.list-item-status .badge {
    font-size: 0.75rem;
    padding: 2px 8px;
}

/* === Editor Panel === */
.editor-panel {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-4);
    overflow-y: auto;
}

/* === Card Preview (Trend) === */
.trend-card-preview {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(59, 130, 246, 0.1) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.preview-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-3);
}

.preview-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.trend-number {
    font-family: monospace;
    font-weight: 700;
    font-size: 1rem;
    color: var(--primary);
}

.module-select,
.badge-select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-1) var(--spacing-2);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    outline: none;
}

.module-select:focus,
.badge-select:focus {
    border-color: var(--primary);
}

.editable-title {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px dashed var(--border-color);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    padding: var(--spacing-2) 0;
    margin-bottom: var(--spacing-2);
    outline: none;
}

.editable-title:focus {
    border-bottom-color: var(--primary);
}

.editable-desc {
    width: 100%;
    background: transparent;
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-2);
    color: var(--text-secondary);
    font-size: 0.9rem;
    resize: none;
    outline: none;
    margin-bottom: var(--spacing-3);
}

.editable-desc:focus {
    border-color: var(--primary);
}

.preview-stats {
    display: flex;
    gap: var(--spacing-4);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-1);
}

.stat-item.highlight .stat-input {
    background: rgba(34, 197, 94, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.stat-input-group {
    display: flex;
    align-items: center;
    gap: 2px;
}

.stat-unit {
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-2);
    color: var(--text-primary);
    font-weight: 600;
    text-align: center;
    width: 80px;
    outline: none;
}

.stat-input.small {
    width: 50px;
}

.stat-input:focus {
    border-color: var(--primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* === Suppliers Section === */
.suppliers-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.linked-suppliers {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.supplier-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: var(--spacing-1) var(--spacing-3);
}

.supplier-tag-flag {
    font-size: 1rem;
}

.supplier-tag-name {
    font-size: 0.85rem;
    color: var(--text-primary);
}

.supplier-tag-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0;
    margin-left: var(--spacing-1);
    transition: color 0.2s ease;
}

.supplier-tag-remove:hover {
    color: var(--danger);
}

.supplier-picker {
    position: relative;
}

.supplier-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    width: 280px;
    max-height: 250px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    display: none;
}

.supplier-dropdown.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    cursor: pointer;
    transition: background 0.2s ease;
}

.dropdown-item:hover {
    background: var(--bg-hover);
}

.dropdown-item-flag {
    font-size: 1rem;
}

.dropdown-item-name {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.dropdown-empty {
    padding: var(--spacing-3);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* === Editor Sections === */
.editor-section {
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    border-bottom: 1px solid var(--border-color);
}

.editor-section:last-of-type {
    border-bottom: none;
}

.editor-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-3);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.form-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-2) var(--spacing-3);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
}

.content-editor {
    font-family: monospace;
    font-size: 0.85rem;
    min-height: 120px;
}

.hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--spacing-1);
}

/* === Checkboxes === */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-md);
    transition: background 0.2s ease;
}

.checkbox-label:hover {
    background: var(--bg-hover);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* === Editor Actions === */
.editor-actions {
    display: flex;
    gap: var(--spacing-2);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-4);
}

.editor-actions .btn {
    flex: 1;
}

/* === Empty State === */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-8);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-3);
}

.empty-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-4);
}

/* === Confirm Overlay === */
.confirm-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.confirm-modal {
    background: var(--bg-card);
    padding: var(--spacing-5);
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 300px;
}

.confirm-modal p {
    margin-bottom: var(--spacing-4);
    font-size: 1rem;
    color: var(--text-primary);
}

.confirm-buttons {
    display: flex;
    gap: var(--spacing-2);
    justify-content: center;
}

/* === Badges === */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.badge-hot {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.badge-new {
    background: rgba(139, 92, 246, 0.15);
    color: var(--primary);
}

.badge-verified {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.badge-in_progress {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

/* === Mobile Responsive === */
@media (max-width: 1024px) {
    .split-view {
        grid-template-columns: 1fr;
    }

    .list-panel {
        max-height: 300px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .preview-stats {
        flex-wrap: wrap;
    }
}